Paint brush



FIG. 1 is a top plan view of a paint brush showing our new design;

FIG. 2 is a side elevational view of FIG. 1;

FIG. 3 is an enlarged top perspective view of FIG. 1;

FIG. 4 is an enlarged bottom perspective view of FIG. 1;

FIG. 5 is a side elevational view of a second embodiment of the paintbrush;

FIG. 6 is an enlarged top perspective view of FIG. 5; and,

FIG. 7 is an enlarged bottom perspective view of FIG. 5.

The ornamental design for a paint brush, as shown.